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Cheap flights from Montreal to the United Kingdom from C$ 299

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to the United Kingdom departing on 19/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to the United Kingdom

Cheap round-trip flights

Air Transat Logo
10:00 a.m. - 10:45 a.m.YUL-LGW
19h 45m1 stop
Air Transat Logo
12:40 p.m. - 9:17 p.m.LGW-YUL
13h 37m1 stop
C$ 735Air Transat
Find Deal
Sat, 4 Oct - Fri, 10 Oct
Air Transat Logo
5:25 p.m. - 9:45 a.m.YUL-LGW
11h 20m1 stop
Air Transat Logo
11:40 a.m. - 6:25 p.m.LGW-YUL
11h 45m1 stop
C$ 738Air Transat
Find Deal
Mon, 10 Nov - Fri, 21 Nov
Air Canada Logo
7:55 a.m. - 8:35 p.m.YUL-LHR
8h 40m1 stop
Air Canada Logo
9:00 a.m. - 3:10 p.m.LHR-YUL
11h 10m1 stop
C$ 739Air Canada
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Porter Airlines Logo
2:30 p.m. - 9:45 a.m.YUL-LGW
14h 15m1 stop
Porter Airlines Logo
11:40 a.m. - 10:10 p.m.LGW-YUL
15h 30m1 stop
C$ 746Porter Airlines
Find Deal
Tue, 11 Nov - Mon, 17 Nov
Porter Airlines Logo
10:05 p.m. - 9:50 a.m.YUL-LGW
6h 45mdirect
Porter Airlines Logo
11:40 a.m. - 10:10 p.m.LGW-YUL
14h 30m1 stop
C$ 752Porter Airlines
Find Deal
Mon, 13 Oct - Wed, 29 Oct
Air Canada Logo
7:55 a.m. - 8:35 p.m.YUL-LHR
8h 40m1 stop
Air Canada Logo
9:00 a.m. - 3:10 p.m.LHR-YUL
11h 10m1 stop
C$ 756Air Canada
Find Deal
Wed, 29 Oct - Wed, 5 Nov
British Airways Logo
10:10 p.m. - 9:50 a.m.YUL-LHR
6h 40mdirect
British Airways Logo
4:10 p.m. - 7:45 p.m.LHR-YUL
7h 35mdirect
C$ 807British Airways
Find Deal
Wed, 15 Oct - Wed, 29 Oct
Lufthansa Logo
6:55 p.m. - 6:30 a.m.YUL-LHR
6h 35mdirect
Lufthansa Logo
10:50 a.m. - 9:00 p.m.LHR-YUL
15h 10m1 stop
C$ 814Lufthansa
Find Deal
Wed, 15 Oct - Wed, 22 Oct
British Airways Logo
8:40 p.m. - 2:15 p.m.YUL-GLA
12h 35m1 stop
British Airways Logo
7:35 a.m. - 6:45 p.m.GLA-YUL
16h 10m1 stop
C$ 821British Airways
Find Deal
Wed, 4 Feb - Mon, 16 Feb
Lufthansa Logo
2:10 p.m. - 7:20 a.m.YUL-EDI
12h 10m1 stop
Lufthansa Logo
6:15 a.m. - 8:53 p.m.EDI-YUL
19h 38m2 stops
C$ 948Lufthansa
Find Deal
Sat, 18 Oct - Wed, 22 Oct

Air Canada flights from Montreal to United Kingdom

Our best Air Canada deals on Montreal to United Kingdom flight tickets
Air Canada
29 Oct
YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl
8h 40m
1 stop
LHR8:35 p.m.London Heathrow
5 Nov
LHR9:00 a.m.London Heathrow
11h 10m
1 stop
YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 739
Find similar
Air Canada
29 Oct
YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl
8h 40m
1 stop
LHR8:35 p.m.London Heathrow
5 Nov
LHR9:00 a.m.London Heathrow
11h 10m
1 stop
YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 756
Find similar
Air Canada
29 Oct
YUL7:55 a.m.Montreal Pierre Elliott Trudeau Intl
8h 40m
1 stop
LHR8:35 p.m.London Heathrow
5 Nov
LHR9:00 a.m.London Heathrow
11h 10m
1 stop
YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 757
Find similar

TAP AIR PORTUGAL flights from Montreal to United Kingdom

Our best TAP AIR PORTUGAL deals on Montreal to United Kingdom flight tickets
TAP AIR PORTUGAL
19 Nov
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
14h 45m
1 stop
LHR5:30 p.m.London Heathrow
9 Dec
LHR6:30 p.m.London Heathrow
30h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 743
Find similar
TAP AIR PORTUGAL
30 Nov
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
7 Dec
LGW9:05 a.m.London Gatwick
16h 10m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 774
Find similar
TAP AIR PORTUGAL
16 Nov
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
7 Dec
LGW9:05 a.m.London Gatwick
16h 10m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 799
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Montreal to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

10:00 a.m.-10:45 a.m.

1 stop19h 45m

London Gatwick

Fri 10/10

12:40 p.m.-9:17 p.m.

1 stop13h 37m

C$ 735

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

5:25 p.m.-9:45 a.m.

1 stop11h 20m

London Gatwick

Fri 21/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 738

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

7:55 a.m.-8:35 p.m.

1 stop8h 40m

London Heathrow

Wed 5/11

9:00 a.m.-3:10 p.m.

1 stop11h 10m

C$ 739

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 11/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Mon 17/11

11:40 a.m.-10:10 p.m.

1 stop15h 30m

C$ 746

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 13/10

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

London Gatwick

Wed 29/10

11:40 a.m.-10:10 p.m.

1 stop14h 30m

C$ 752

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

7:55 a.m.-8:35 p.m.

1 stop8h 40m

London Heathrow

Wed 5/11

9:00 a.m.-3:10 p.m.

1 stop11h 10m

C$ 756

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

10:10 p.m.-9:50 a.m.

Nonstop6h 40m

London Heathrow

Wed 29/10

4:10 p.m.-7:45 p.m.

Nonstop7h 35m

C$ 807

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

6:55 p.m.-6:30 a.m.

Nonstop6h 35m

London Heathrow

Wed 22/10

10:50 a.m.-9:00 p.m.

1 stop15h 10m

C$ 814

MontrealGlasgow

YUL - GLA

YULGLA

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

8:40 p.m.-2:15 p.m.

1 stop12h 35m

Glasgow Intl

Mon 16/2

7:35 a.m.-6:45 p.m.

1 stop16h 10m

C$ 821

MontrealEdinburgh

YUL - EDI

YULEDI

Montreal Pierre Elliott Trudeau Intl

Sat 18/10

2:10 p.m.-7:20 a.m.

1 stop12h 10m

Edinburgh Turnhouse

Wed 22/10

6:15 a.m.-8:53 p.m.

2 stops19h 38m

C$ 948

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Montreal to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

If you aren’t able to travel during the month of May, then book flights to United Kingdom from Montreal during October instead. Flights to United Kingdom in October, while not as cheap as those in May, still average around C$ 893.

What is the cheapest day to depart on your flight to United Kingdom?

According to our data, Sunday is the cheapest day to fly to United Kingdom from Montreal. The lowest ticket price found for a Sunday departure recently was C$ 1,077. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Montreal to United Kingdom on a Wednesday will generally be more expensive and average around C$ 1,167. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to United Kingdom?

At noon is the cheapest time of day to fly from Montreal to United Kingdom when you can find flight prices for as low as C$ 774. Flying to United Kingdom at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to United Kingdom is in the evening when prices are around C$ 1,139.

What is the cheapest Montreal to United Kingdom flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to London Gatwick for the best Montreal - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around C$ 1,026 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Montreal for as low as C$ 944 on momondo.

What cabin class options are available on Montreal to United Kingdom flights?

There are 3 cabin classes available to choose from on Montreal to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal to United Kingdom flights?

No. A direct flight is the cheapest option for a flight between Montreal to United Kingdom.

Cheap Montreal to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to United Kingdom

Best price found

C$ 500

Fastest flight time

6h 35m

Direct flights

Every day

Airports in United Kingdom

2 airports
The best one-way flight to United Kingdom from Montreal in the past 72 hours is C$ 500. The best round-trip flight deal from Montreal to United Kingdom found on momondo in the last 72 hours is C$ 784.
The fastest flight from Montreal to United Kingdom takes 6h 35m
Direct flights go from Montreal to United Kingdom every day.
There are 2 airports near United Kingdom: London Heathrow (LHR), London Gatwick (LGW)
Search flight deals

  • When did momondo last update prices for flights from Montreal to United Kingdom?

    Prices for flights from Montreal to United Kingdom were last updated today.

  • How many operators does momondo search for flights from Montreal to United Kingdom?

  • How old do you have to be to fly from Montreal to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Montreal to United Kingdom?

Best airlines flying from Montreal to United Kingdom

Compare and see reviews for airlines that fly from Montreal to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom C$ 130Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom C$ 605Free CancellationRating
7.1
1,975 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom C$ 610Free CancellationRating
7.4
1,469 reviews
Search Air France flights
Air TransatPriceFrom C$ 634Free CancellationRating
7.7
438 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 698Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 712Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
LufthansaPriceFrom C$ 760Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom C$ 770Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom C$ 793Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
KLMPriceFrom C$ 805Free CancellationRating
7.8
1,385 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to United Kingdom?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to United Kingdom for you.

Can I find flights from Montreal to United Kingdom with flexible booking policies on momondo?

Yes. All flights to United Kingdom from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to United Kingdom?

Once all potential Montreal to United Kingdom flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montreal to United Kingdom right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Montreal and alert you when they change.

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
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